I can detest you can detest he can detest we can detest you can detest they can detest
V-ing form
I can be detesting you can be detesting he can be detesting we can be detesting you can be detesting they can be detesting
Perfect
I can have detested you can have detested he can have detested we can have detested you can have detested they can have detested
V-ing perfect
I can have been detesting you can have been detesting he can have been detesting we can have been detesting you can have been detesting they can have been detesting
Negation
Simple form
I can't detest you can't detest he can't detest we can't detest you can't detest they can't detest
V-ing form
I can't be detesting you can't be detesting he can't be detesting we can't be detesting you can't be detesting they can't be detesting
Perfect
I can't have detested you can't have detested he can't have detested we can't have detested you can't have detested they can't have detested
V-ing perfect
I can't have been detesting you can't have been detesting he can't have been detesting we can't have been detesting you can't have been detesting they can't have been detesting
Interrogative form
Simple form
can I detest? can you detest? can he detest? can we detest? can you detest? can they detest?
V-ing form
can I be detesting? can you be detesting? can he be detesting? can we be detesting? can you be detesting? can they be detesting?
Perfect
can I have detested? can you have detested? can he have detested? can we have detested? can you have detested? can they have detested?
V-ing perfect
can I have been detesting? can you have been detesting? can he have been detesting? can we have been detesting? can you have been detesting? can they have been detesting?
Interro-negative form
Simple form
can't I detest? can't you detest? can't he detest? can't we detest? can't you detest? can't they detest?
V-ing form
can't I be detesting? can't you be detesting? can't he be detesting? can't we be detesting? can't you be detesting? can't they be detesting?
Perfect
can't I have detested? can't you have detested? can't he have detested? can't we have detested? can't you have detested? can't they have detested?
V-ing perfect
can't I have been detesting? can't you have been detesting? can't he have been detesting? can't we have been detesting? can't you have been detesting? can't they have been detesting?